134407452 has 24 divisors (see below), whose sum is σ = 315030016. Its totient is φ = 44600688.

The previous prime is 134407447. The next prime is 134407459. The reversal of 134407452 is 254704431.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (134407459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22438 + ... + 27789.

Almost surely, 2^134407452 is an apocalyptic number.

134407452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

134407452 is an abundant number, since it is smaller than the sum of its proper divisors (180622564).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

134407452 is a wasteful number, since it uses less digits than its factorization.

134407452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50457 (or 50455 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 134407452 is about 11593.4227905308. The cubic root of 134407452 is about 512.2411329589.

The spelling of 134407452 in words is "one hundred thirty-four million, four hundred seven thousand, four hundred fifty-two".